const RandomForestClassifier =
  require('ml-random-forest').RandomForestClassifier;

// define training data
const X = [[0], [1], [2], [3], [4], [5], [6], [7], [8]];
const y = [1, 2, 3, 4, 5, 6, 7, 8, 9];

// create and train the model
const classifier = new RandomForestClassifier();
classifier.train(X, y);

// predict the next number
const prediction = classifier.predict([[9]]);

console.log(`The predicted next number is: ${prediction}`);
